Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756189Ab0GLPrP (ORCPT ); Mon, 12 Jul 2010 11:47:15 -0400 Received: from e9.ny.us.ibm.com ([32.97.182.139]:38531 "EHLO e9.ny.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752602Ab0GLPrO (ORCPT ); Mon, 12 Jul 2010 11:47:14 -0400 Message-ID: <4C3B3900.6050000@austin.ibm.com> Date: Mon, 12 Jul 2010 10:47:12 -0500 From: Nathan Fontenot User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1.10) Gecko/20100527 Thunderbird/3.0.5 MIME-Version: 1.0 To: linux-kernel@vger.kernel.org CC: linuxppc-dev@ozlabs.org Subject: [PATCH 6/7] Update sysfs node routines for new sysfs memory directories References: <4C3B3446.5090302@austin.ibm.com> In-Reply-To: <4C3B3446.5090302@austin.ibm.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1754 Lines: 45 This patch updates the node sysfs directory routines that create links to the memory sections under each node. This update makes the node code aware that a memory sysfs directory can cover multiple memory sections. Signed-off-by: Nathan Fontenot --- drivers/base/node.c | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-) Index: linux-2.6/drivers/base/node.c =================================================================== --- linux-2.6.orig/drivers/base/node.c 2010-07-09 14:36:53.000000000 -0500 +++ linux-2.6/drivers/base/node.c 2010-07-09 14:38:22.000000000 -0500 @@ -346,8 +346,10 @@ return -EFAULT; if (!node_online(nid)) return 0; - sect_start_pfn = section_nr_to_pfn(mem_blk->phys_index); - sect_end_pfn = sect_start_pfn + PAGES_PER_SECTION - 1; + + sect_start_pfn = section_nr_to_pfn(mem_blk->start_phys_index); + sect_end_pfn = section_nr_to_pfn(mem_blk->end_phys_index); + sect_end_pfn += PAGES_PER_SECTION - 1; for (pfn = sect_start_pfn; pfn <= sect_end_pfn; pfn++) { int page_nid; @@ -383,8 +385,10 @@ if (!unlinked_nodes) return -ENOMEM; nodes_clear(*unlinked_nodes); - sect_start_pfn = section_nr_to_pfn(mem_blk->phys_index); - sect_end_pfn = sect_start_pfn + PAGES_PER_SECTION - 1; + + sect_start_pfn = section_nr_to_pfn(mem_blk->start_phys_index); + sect_end_pfn = section_nr_to_pfn(mem_blk->end_phys_index); + sect_end_pfn += PAGES_PER_SECTION - 1; for (pfn = sect_start_pfn; pfn <= sect_end_pfn; pfn++) { int nid; -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/